Testing carburetors on an engine dyno can sometimes be misleading. We've all seen tests showing large-cfm carburetors making more power—even on a small engine that nobody in their right mind would run ...

Starting engine dynamometer pulls at low rpm is hard on the dyno and hard on the engine. Today, engine dynamometer testing is an integral part of many HOT ROD engine buildups and product tests.

STARKVILLE, Miss.—For two decades, the dynamometer at Mississippi State’s Center for Advanced Vehicular Systems has powered engine research and testing for consumer, industry and military applications ...

Featuring Screamin’ Eagle Extreme CNC-ported cylinder heads, an SE8-517 high-lift cam, new high-compression forged pistons, a high-performance cam bearing, high-performance tappets, patent-protected 4 ...

The Corvette ZR1’s 5.5-liter LT7 twin-turbo V8 may actually produce nearly 1,200 hp. If the ZR1’s engine delivers that much power, the ZR1X could reach up to 1,350 hp. According to Chevrolet, the new ...

If you want to dyno test your tuner car, you can probably find a couple of good facilities in any nearby major city. If you want to do similar testing at a smaller scale, though, you might find it’s ...

Testing a Blown ARDUN V8 on the Dyno – Raw Horsepower Revealed! takes you behind the scenes to witness the incredible power of the ARDUN V8 engine in action. With a supercharger strapped to it, this ...

Ford’s Godzilla 7.3-liter V8 is a potent performance engine-swap option. Brian Wolfe fortified one for boost, and it belted ...

“The 2025 Kawasaki KX250 engine runs better in the midrange rpm and has better roll-on power, but it may not rev quite as far as last year’s model,” test rider Allan Brown said. “This is all OK ...

“The MC 450F engine is smooth but very mellow,” test rider Bradley Lionnet said. “You can feel it wants to be like the 450 SX-F, but is held back by a lack of EFI tuning capability in stock trim, a ...

We’ve all been there, right? There’s a modified sports car on Bring a Trailer. It’s supercharged, lowered, and on the right wheels, plus there are the words “dyno verified” in the listing. That gets a ...